/Engine/Plugins/Developer/Concert/ConcertMain/Source/ConcertClient/Public/IConcertClient.h
Copy a live or and archived session into a new live session on server, matching the configured settings. If the session is archived, this is equivalent to restoring it (because copying an archive into another archive is not useful). This also initiates the connection handshake for that session with the server when bAutoConnect is true in the CopySessionArgs.
A future that will contains the final response code of the request
[TFuture](API\Runtime\Core\Async\TFuture)< [EConcertResponseCode](API\Plugins\ConcertTransport\EConcertResponseCode) > CopySession ( const [FGuid](API\Runtime\Core\Misc\FGuid) & ServerAdminEndpointId, const [FConcertCopySessionArgs](API\Plugins\ConcertClient\FConcertCopySessionArgs) & CopySessionArgs )